Tell the pipelayer that he has to be careful with the gas pipe.
告诉管道安装工煤气管道要小心。
2
The company has the better technology strength and nine patents of pipelayer.
公司技术力量雄厚，拥有各种专利9项。
3
DaiFeng brand has become the named brand in pipelayer industry in China through the steady quality and outstanding services. The variety and market share ranks the first in China.